Home / 33,423.29-50,156.79-12,646.79

Finding the Fourth Proportional to 33,423.29, 50,156.79 and 12,646.79

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Solution

The fourth proportional to 33,423.29, 50,156.79 and 12,646.79 is: 18,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.29 : 50,156.79 = 12,646.79 : x
  2. Step 2: Convert to fraction form
    33,423.29/50,156.79 = 12,646.79/x
  3. Step 3: Cross multiply
    33,423.29x = 50,156.79 × 12,646.79
  4. Step 4: Simplify right side
    33,423.29x = 634,322,139.42
  5. Step 5: Solve for x
    x = 634,322,139.42/33,423.29
  6. Step 6: Final answer
    x = 18,978.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.